2018 Iran  Tehran International Windows and Doors Glass Exhibition will be held from Jan.24th-Jan.27th.This exhibition is the Iran’s largest and most professional window glass exhibition,which is supported by ITPO,Iran UPVC door and window system Manufacturers Association,etc..

And 3H Inc. will appear gorgeous with many excellent door and window hardware products and sealing accessories .And then we will show the strength of 3H Inc. At the same time,we will share the experience of the door and window system with the people in the same industry all over the world.3H Inc.  Has always insisted on the principle of “win-win” cooperation and harmonious development to lead the sustainable and healthy development of  the door and window handle upvc industry.